:root {
  --site-bg: #0d1014;
  --site-panel: #171c22;
  --site-panel-soft: #202730;
  --site-border: #34404c;
  --site-text: #f2f5f7;
  --site-muted: #a9b3bd;
  --site-accent: #00ffcc;
  --site-danger: #ff5b67;
  --site-radius: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #19242a 0, var(--site-bg) 45%);
  color: var(--site-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--site-accent); }
button, input, textarea, select { font: inherit; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid var(--site-border);
  background: rgba(13, 16, 20, 0.94);
  backdrop-filter: blur(12px);
}
.site-brand {
  color: var(--site-accent);
  font-weight: 900;
  letter-spacing: .12em;
  text-decoration: none;
  text-shadow: 0 0 20px rgba(0,255,204,.35);
}
.site-nav { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.site-nav a {
  color: var(--site-text);
  text-decoration: none;
  padding: .65rem .8rem;
  border-radius: 8px;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { background: var(--site-panel-soft); color: var(--site-accent); }

.site-main { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; padding: clamp(2rem, 5vw, 5rem) 0; }
.page-heading { max-width: 760px; margin-bottom: 2rem; }
.page-heading h1 { margin: 0 0 .75rem; font-size: clamp(2rem, 7vw, 4rem); color: var(--site-accent); }
.page-heading p { margin: 0; color: var(--site-muted); line-height: 1.7; }

.grid { display: grid; gap: 1rem; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card {
  padding: clamp(1.2rem, 3vw, 2rem);
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius);
  background: linear-gradient(145deg, var(--site-panel-soft), var(--site-panel));
  box-shadow: 0 14px 40px rgba(0,0,0,.22);
}
.card h2, .card h3 { margin-top: 0; }
.muted { color: var(--site-muted); }
.status-banner { margin-bottom: 1rem; padding: .9rem 1rem; border: 1px solid var(--site-border); border-radius: 10px; background: var(--site-panel); }
.status-banner.success { border-color: var(--site-accent); }
.status-banner.error { border-color: var(--site-danger); }

.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: .4rem; font-weight: 700; }
.form-control {
  width: 100%;
  padding: .85rem 1rem;
  border: 1px solid var(--site-border);
  border-radius: 9px;
  background: #0e1318;
  color: var(--site-text);
}
.form-control:focus { outline: 2px solid rgba(0,255,204,.25); border-color: var(--site-accent); }
.button-row { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .75rem 1rem;
  border: 1px solid var(--site-accent);
  border-radius: 9px;
  background: transparent;
  color: var(--site-accent);
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { background: var(--site-accent); color: #07110e; }
.btn.secondary { border-color: var(--site-border); color: var(--site-text); }
.btn.secondary:hover { background: var(--site-panel-soft); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.project-list { display: grid; gap: .75rem; margin-top: 1rem; }
.project-item { display: flex; justify-content: space-between; gap: 1rem; padding: 1rem; border: 1px solid var(--site-border); border-radius: 10px; background: #11171c; }
.badge { display: inline-block; padding: .25rem .55rem; border-radius: 999px; background: rgba(0,255,204,.12); color: var(--site-accent); font-size: .8rem; font-weight: 800; }
.site-footer { padding: 2rem 1rem; text-align: center; border-top: 1px solid var(--site-border); color: var(--site-muted); }

@media (max-width: 760px) {
  .site-header { align-items: flex-start; flex-direction: column; }
  .grid.two, .grid.three { grid-template-columns: 1fr; }
  .project-item { flex-direction: column; }
}